audit: type=1400 audit(1561019352.792:36): avc: denied { map } for pid=7518 comm="syz-executor977" path="/root/syz-executor977441088" dev="sda1" ino=16483 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 WARNING: CPU: 0 PID: 7519 at kernel/events/core.c:1833 perf_group_attach+0x3fd/0x4d0 kernel/events/core.c:1833 Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 7519 Comm: syz-executor977 Not tainted 4.19.53+ #25 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x172/0x1f0 lib/dump_stack.c:113 panic+0x263/0x507 kernel/panic.c:185 __warn.cold+0x20/0x4a kernel/panic.c:540 report_bug+0x263/0x2b0 lib/bug.c:186 fixup_bug arch/x86/kernel/traps.c:178 [inline] fixup_bug arch/x86/kernel/traps.c:173 [inline] do_error_trap+0x204/0x360 arch/x86/kernel/traps.c:296 do_invalid_op+0x1b/0x20 arch/x86/kernel/traps.c:316 invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:1013 RIP: 0010:perf_group_attach+0x3fd/0x4d0 kernel/events/core.c:1833 Code: ff 48 8d 7b 10 48 89 f8 48 c1 e8 03 42 80 3c 28 00 75 57 48 8b 5b 10 48 83 eb 10 49 39 dc 75 d4 e9 20 ff ff ff e8 b3 47 ec ff <0f> 0b e9 55 fd ff ff 48 c7 c7 40 a8 b0 88 e8 60 ac 22 00 e9 5b fc RSP: 0018:ffff8880ae807ea8 EFLAGS: 00010006 RAX: ffff888088924240 RBX: ffff8880993fd440 RCX: ffffffff817ecbd8 RDX: 0000000000010000 RSI: ffffffff817ecefd RDI: ffff8880993fd658 RBP: ffff8880ae807ed8 R08: ffff888088924240 R09: ffffffff89781008 R10: ffffffff89781010 R11: 0000000000000001 R12: ffff88809ef4a300 R13: ffffe8ffffc13f50 R14: 0000000000000000 R15: ffff8880ae832048 add_event_to_ctx kernel/events/core.c:2391 [inline] __perf_install_in_context+0x4b5/0x960 kernel/events/core.c:2532 remote_function kernel/events/core.c:87 [inline] remote_function+0x129/0x1a0 kernel/events/core.c:67 flush_smp_call_function_queue+0x147/0x4f0 kernel/smp.c:243 generic_smp_call_function_single_interrupt+0x13/0x2b kernel/smp.c:192 smp_call_function_single_interrupt+0x9d/0x450 arch/x86/kernel/smp.c:296 call_function_single_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:891 RIP: 0010:__raw_spin_unlock_irq include/linux/spinlock_api_smp.h:169 [inline] RIP: 0010:_raw_spin_unlock_irq+0x54/0x90 kernel/locking/spinlock.c:192 Code: c0 58 36 72 88 48 ba 00 00 00 00 00 fc ff df 48 c1 e8 03 80 3c 10 00 75 33 48 83 3d 0d cd 82 01 00 74 20 fb 66 0f 1f 44 00 00 01 00 00 00 e8 12 cf 59 fa 65 8b 05 6b 84 12 79 85 c0 74 06 41 RSP: 0018:ffff8880a08a7b18 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff04 RAX: 1ffffffff10e46cb RBX: ffff888088924240 RCX: 0000000000000000 RDX: dffffc0000000000 RSI: 0000000000000001 RDI: ffff888088924abc RBP: ffff8880a08a7b20 R08: ffff888088924240 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: ffff8880ae82cdc0 R13: ffff888099bea680 R14: 0000000000000000 R15: 0000000000000001 finish_lock_switch kernel/sched/core.c:2576 [inline] finish_task_switch+0x146/0x780 kernel/sched/core.c:2676 context_switch kernel/sched/core.c:2829 [inline] __schedule+0x815/0x1c70 kernel/sched/core.c:3474 schedule+0x92/0x1c0 kernel/sched/core.c:3518 freezable_schedule include/linux/freezer.h:172 [inline] do_nanosleep+0x201/0x690 kernel/time/hrtimer.c:1688 hrtimer_nanosleep+0x2a6/0x570 kernel/time/hrtimer.c:1742 __do_sys_nanosleep kernel/time/hrtimer.c:1776 [inline] __se_sys_nanosleep kernel/time/hrtimer.c:1763 [inline] __x64_sys_nanosleep+0x1a6/0x220 kernel/time/hrtimer.c:1763 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x4471f0 Code: c0 5b 5d c3 66 0f 1f 44 00 00 8b 04 24 48 83 c4 18 5b 5d c3 66 0f 1f 44 00 00 83 3d 01 ce 29 00 00 75 14 b8 23 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 64 1f fc ff c3 48 83 ec 08 e8 9a 42 00 00 RSP: 002b:00007ffc818acaa8 EFLAGS: 00000246 ORIG_RAX: 0000000000000023 RAX: ffffffffffffffda RBX: 00007ffc818acae0 RCX: 00000000004471f0 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007ffc818acab0 RBP: 0000000000001d6e R08: 0000000000001d5f R09: 0000000001366940 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000000e2e6 R13: 0000000000409670 R14: 0000000000000000 R15: 0000000000000000 Kernel Offset: disabled Rebooting in 86400 seconds..